Configure and capture multiple streams from VIMC

vimc-capture.sh

#!/bin/bash

MEDIA=/dev/$(grep VIMC /sys/bus/media/devices/media*/model | sed 's/.*\(media[0-9]*\).*/\1/g')

function v4l2_dev() {
	grep "$1" /sys/class/video4linux/video*/name | sed 's#.*\(video[0-9]*\)/.*#\1#g'
}

RAW0=/dev/$(v4l2_dev "Raw Capture 0")
RAW1=/dev/$(v4l2_dev "Raw Capture 1")
RGBYUV=/dev/$(v4l2_dev "RGB/YUV Capture")

echo "Media: $MEDIA"
echo "Raw Capture 0: $RAW0"
echo "Raw Capture 1: $RAW1"
echo "RGB/YUV Capture: $RGBYUV"

# Reset links
media-ctl -r $MEDIA

media-ctl -d $MEDIA -V '"Sensor A":0[fmt:SBGGR8_1X8/640x480]'
media-ctl -d $MEDIA -V '"Debayer A":0[fmt:SBGGR8_1X8/640x480]'
media-ctl -d $MEDIA -V '"Sensor B":0[fmt:SBGGR8_1X8/640x480]'

media-ctl -d $MEDIA -V '"Debayer B":0[fmt:SBGGR8_1X8/640x480]'
media-ctl -d $MEDIA -V '"Scaler":0[fmt:RGB888_1X24/640x480]'
media-ctl -d $MEDIA -V '"Scaler":1[fmt:RGB888_1X24/1920x1440]'

# Disable link from A, and enable B
media-ctl -d $MEDIA -l "'Debayer A':1 -> 'Scaler':0 [0]"
media-ctl -d $MEDIA -l "'Debayer B':1 -> 'Scaler':0 [1]"

v4l2-ctl -d $RAW0 -v pixelformat=BA81
v4l2-ctl -d $RAW1 -v pixelformat=BA81
v4l2-ctl -d $RGBYUV -v width=1920,height=1440

set -x
pids=()
while [[ $# != 0 ]] ; do
	option=$1
	shift

	case ${option} in
		-r|--raw)
			yavta -c30 $RAW1 &
			pids+=($!)
			;;
		-y|--yuv)
			yavta -c30 $RGBYUV &
			pids+=($!)
			;;
	esac
done;

# wait for all pids
for pid in ${pids[*]}; do
    wait $pid
done